During the Dust Bowl city officials in Los Angeles, fueled by anti-communist paranoia and xenophobia, were determined to keep migrants out of California. To that end, they dispatched the LAPD to remote border crossing points far outside the city in order to keep out anyone who looked like they were fleeing blight or didn’t have work. Author Bill Lascher spoke with us about his new book The Golden Fortress, which outlines how in 1936 LA law enforcement went to the far reaches of the Golden State to keep California closed.